Question # 1

Which diseases cause by the deficiency of vitamin E?

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Rickets

Anemia in babies

Scurvy

Night blindness

Which protect our muscles from cramping?

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Carbohydrats

Vitamins

Lipids

Proteins

The percentage of protein in dry weight of cell.

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20%

40%

50%

70%

Molecular formula of stearic acid is.

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C₁₅H₃₁ COOH

C₁₂H₁₅COOH

C₁₅H₃₀COOH

C₁₇H₃₄COOH

Which one of the following cannot by hydrolyzed?

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Polysacchrides

Monosacchrides

Oligosacchrides

All of these

Which of the following is reducing sugar?

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Glucose

Maltose

Sucrose

Starch

The nature of enzyme is.

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Protein

Vitamin

Fats

Carbohydrate

Nucleic acids made up of long chain of.

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Nucleotide

Fatty acids

Amino acid

None of them

Glucose and fructose are.

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Pentose

Triose

Hexoses

None of these

Glucose is:

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Hexabydroxy aldehyde

Hexahydroxy ketone

Polyhydroxy aldehyde

Pentahydroxy ketone.

Lipids are macromolecules. They have characteristics except one of the following.

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They are high energy foods.

They are soluble in water.

They are poor conductor of heat.

They are esters of fatty acids.

Traces of acetylene are present in coal gas about.

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0.06 %

0.08%

1.1%

90%

Denaturing of protein is caused by.

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Heating

Changing pH

Both of them

None of these

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